Hamburg Open: Kontaveit makes quarter-finals against Petkovic
Anett Kontaveit defeated Rebecca Peterson 6-3, 6-2 on Wednesday evening and will play German Andrea Petkovic, the No 8 seed, in the next round

Estonian Anett Kontaveit, the top seed, advanced to the last eight of the Hamburg Open by winning against Swede Rebecca Peterson 6-3, 6-2 at Am Rothenbaum in Hambourg on Wednesday evening.
Kontaveit, ranked No 2, will play German Andrea Petkovic, the No 8 seed, next.
In the previous round, the Estonian beat Romanian Irina Bara (6-3, 7-6 (3)) ahead of her victory. Peterson, ranked No 93, defeated Ukrainian lucky loser Kateryna Baindl (6-3, 6-0).
Hambourg WTA 250, other second-round results (Am Rothenbaum, clay, USD 251.750, most recent results first):
- Bernarda Pera beat Joanne Zuger (Q): 6-1, 6-1
- Maryna Zanevska (7) beat Alexandra Ignatik (Q): 6-4, 6-1
- Aliaksandra Sasnovich (4) beat Aleksandra Krunic: 6-3, 6-2
- Anastasia Potapova beat Maria Lourdes Carle (Q): 6-1, 6-4
- Barbora Krejcikova (3) beat Magdalena Frech: 6-3, 6-0
- Andrea Petkovic beat Misaki Doi: 6-4, 6-3
- Katerina Siniakova beat Laura Pigossi: 6-1, 6-1